What does the metacharacter mean?
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Explain ‘system calls’ with respect to unix commands?
what is the command to find out which shell you are running?
What is the function of grep command in unix?
What is difference between grep and find command in unix?
What is the first character of the output in ls l command?
What is nr in awk command?
how will u execute a file in unix
Briefly, how do you install Oracle software on UNIX.
What is the functions of zambie process?
What is command substitution?
what does a process mean?
What is the different between UNIX command and UNIX shell script?